Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Kb5 win in 7 half-moves
3 Kb4 win in 17 half-moves
4 K2a3 draw
5 K2b3 draw
6 K4a3 draw
7 K4b3 draw
8 Ka1 draw
9 Ka5 draw
10 Kb1 draw
11 Kb2 draw
12 Ra6 draw
13 Ra7 draw
14 Rb8 draw
15 Rh8 draw
16 Rc8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves